DE69327988D1 - Phasendifferenzkorrekturdemodulator eines Spreizspektrumkommunikationsempfängers und Demodulationsverfahren - Google Patents

Phasendifferenzkorrekturdemodulator eines Spreizspektrumkommunikationsempfängers und Demodulationsverfahren

Info

Publication number
DE69327988D1
DE69327988D1 DE69327988T DE69327988T DE69327988D1 DE 69327988 D1 DE69327988 D1 DE 69327988D1 DE 69327988 T DE69327988 T DE 69327988T DE 69327988 T DE69327988 T DE 69327988T DE 69327988 D1 DE69327988 D1 DE 69327988D1
Authority
DE
Germany
Prior art keywords
phase difference
spread spectrum
spectrum communication
demodulation method
communication receiver
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69327988T
Other languages
English (en)
Other versions
DE69327988T2 (de
Inventor
Hideshi Murai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69327988D1 publication Critical patent/DE69327988D1/de
Publication of DE69327988T2 publication Critical patent/DE69327988T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69Spread spectrum techniques
    • H04B1/707Spread spectrum techniques using direct sequence modulation
DE1993627988 1992-06-29 1993-06-28 Phasendifferenzkorrekturdemodulator eines Spreizspektrumkommunikationsempfängers und Demodulationsverfahren Expired - Fee Related DE69327988T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17094692 1992-06-29
JP14936993A JP2771757B2 (ja) 1992-06-29 1993-06-21 スペクトル拡散通信用受信装置のデータ復調回路

Publications (2)

Publication Number Publication Date
DE69327988D1 true DE69327988D1 (de) 2000-04-13
DE69327988T2 DE69327988T2 (de) 2000-10-19

Family

ID=26479278

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993627988 Expired - Fee Related DE69327988T2 (de) 1992-06-29 1993-06-28 Phasendifferenzkorrekturdemodulator eines Spreizspektrumkommunikationsempfängers und Demodulationsverfahren

Country Status (6)

Country Link
US (1) US5383220A (de)
EP (1) EP0577044B9 (de)
JP (1) JP2771757B2 (de)
CA (1) CA2099322C (de)
DE (1) DE69327988T2 (de)
FI (1) FI110730B (de)

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JP2605615B2 (ja) * 1993-12-30 1997-04-30 日本電気株式会社 スペクトラム拡散受信機
US5559789A (en) * 1994-01-31 1996-09-24 Matsushita Electric Industrial Co., Ltd. CDMA/TDD Radio Communication System
JP2938337B2 (ja) * 1994-03-09 1999-08-23 三菱電機株式会社 スペクトル拡散通信用データ復調回路
GB2290010B (en) * 1994-05-28 1998-09-09 Roke Manor Research Ambiguity resolution in direct sequence spread spectrum modulation systems
CN1065093C (zh) * 1994-06-23 2001-04-25 Ntt移动通信网株式会社 Cdma解调器及解调方法
JP3444444B2 (ja) * 1994-09-30 2003-09-08 ソニー株式会社 通信端末装置
KR970011690B1 (ko) * 1994-11-22 1997-07-14 삼성전자 주식회사 파일럿트 채널을 이용한 대역확산 통신시스템의 데이타 송신기 및 수신기
JP2605648B2 (ja) * 1994-12-22 1997-04-30 日本電気株式会社 Ss受信機における逆拡散符号位相検出装置
US5691974A (en) * 1995-01-04 1997-11-25 Qualcomm Incorporated Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy
US5793821A (en) * 1995-06-07 1998-08-11 3Com Corporation Timing Recovery using group delay compensation
JP3200547B2 (ja) * 1995-09-11 2001-08-20 株式会社日立製作所 Cdma方式移動通信システム
US5784366A (en) * 1996-08-27 1998-07-21 Transsky Corp. Wideband code-division-multiple access system and method
JP3796870B2 (ja) * 1997-01-21 2006-07-12 ソニー株式会社 受信装置及び受信方法、並びに携帯電話システムの端末装置
US6094450A (en) * 1997-06-20 2000-07-25 Cincinnati Electronics Corporation Spread spectrum chip shift keying modulation/demodulation system and method
US6741638B2 (en) 1997-06-23 2004-05-25 Schlumbergersema Inc. Bandpass processing of a spread spectrum signal
US6263009B1 (en) * 1997-06-23 2001-07-17 Cellnet Data Systems, Inc. Acquiring a spread spectrum signal
US6456644B1 (en) 1997-06-23 2002-09-24 Cellnet Data Systems, Inc. Bandpass correlation of a spread spectrum signal
US6628699B2 (en) 1997-06-23 2003-09-30 Schlumberger Resource Management Systems, Inc. Receiving a spread spectrum signal
US6178197B1 (en) 1997-06-23 2001-01-23 Cellnet Data Systems, Inc. Frequency discrimination in a spread spectrum signal processing system
US6047016A (en) * 1997-06-23 2000-04-04 Cellnet Data Systems, Inc. Processing a spread spectrum signal in a frequency adjustable system
EP0899893A1 (de) * 1997-09-01 1999-03-03 Kabushiki Kaisha Toshiba Spreizspektrumnachrichtenübertragungsempfänger
US6175587B1 (en) 1997-12-30 2001-01-16 Motorola, Inc. Communication device and method for interference suppression in a DS-CDMA system
US6175588B1 (en) 1997-12-30 2001-01-16 Motorola, Inc. Communication device and method for interference suppression using adaptive equalization in a spread spectrum communication system
US6618431B1 (en) * 1998-12-31 2003-09-09 Texas Instruments Incorporated Processor-based method for the acquisition and despreading of spread-spectrum/CDMA signals
JP2001016135A (ja) 1999-06-29 2001-01-19 Nec Corp 自動周波数制御方法と自動周波数制御方式とcdma受信機
US6765974B1 (en) * 2000-07-19 2004-07-20 Radwin Ltd. Rach starting time vicinity estimation
JP3695316B2 (ja) * 2000-11-24 2005-09-14 株式会社日本自動車部品総合研究所 スペクトラム拡散受信機の相関検出器
JP4429533B2 (ja) * 2001-01-29 2010-03-10 三星電子株式会社 周波数変換器
DE10108413A1 (de) * 2001-02-21 2002-09-19 Philips Corp Intellectual Pty Empfangsverfahren bei einem Mobiltelefon mit Mehrfachcodeempfang und Mobiltelefon
US7088965B1 (en) * 2002-01-08 2006-08-08 Sprint Spectrum L.P. Fractal antenna system and method for improved wireless telecommunications
US7292624B2 (en) * 2002-08-27 2007-11-06 Itt Manufacturing, Inc. Method and apparatus for robust acquisition of spread spectrum signals
KR20050015119A (ko) * 2003-08-04 2005-02-21 삼성전자주식회사 광대역 무선 접속 통신 시스템에서 레인징 신호 변조 장치및 방법
CN102521080B (zh) * 2011-12-07 2013-11-20 国家电网公司 一种电力用户用电信息采集系统的计算机数据修复方法

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Publication number Priority date Publication date Assignee Title
DE3601576A1 (de) * 1986-01-21 1987-07-23 Standard Elektrik Lorenz Ag Empfaenger fuer bandgespreizte signale
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
JPH0748674B2 (ja) * 1988-09-02 1995-05-24 クラリオン株式会社 スペクトラム拡散受信機
GB2240240A (en) * 1990-01-19 1991-07-24 Philips Electronic Associated Radio receiver for direct sequence spread spectrum signals
DE4020191C2 (de) * 1990-06-25 1998-09-10 Siemens Ag Verfahren zur Kompensation von Phasen- und Frequenzfehlern eines quadraturphasenmodulierten Trägersignals und Anordnung zur Durchführung des Verfahrens
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5099494A (en) * 1990-07-26 1992-03-24 Unisys Corporation Six channel digital demodulator
US5267260A (en) * 1992-11-19 1993-11-30 Samsung Electronics Co., Ltd. Spread spectrum receiver using the code division multiple access mode

Also Published As

Publication number Publication date
FI932995A0 (fi) 1993-06-29
US5383220A (en) 1995-01-17
DE69327988T2 (de) 2000-10-19
EP0577044B9 (de) 2003-08-20
EP0577044B1 (de) 2000-03-08
FI110730B (fi) 2003-03-14
CA2099322A1 (en) 1993-12-30
JPH0690219A (ja) 1994-03-29
JP2771757B2 (ja) 1998-07-02
CA2099322C (en) 1998-08-11
FI932995A (fi) 1993-12-30
EP0577044A1 (de) 1994-01-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee